K. Khachanov and E. Quinn are level 1-1 in their head-to-head since 2018 over 2 matches.
| Surface | K. Khachanov | E. Quinn |
|---|---|---|
| Grass | 0 | 1 |
| Hard | 1 | 0 |
| Date | Winner | Score | Event |
|---|---|---|---|
| June 16, 2026 | E. Quinn | 2 - 1 | Halle · 1/16-finals · grass |
| Oct. 27, 2025 | K. Khachanov | 2 - 0 | Paris · 1/32-finals · hard |